'Fossil groups' presentation slideshows

The evolution of galaxies in groups

Claudia Mendes de Oliveira U. Sao Paulo. The evolution of galaxies in groups. Tonantzintla, Jul/2005. Plan of this class. General properties of loose, compact and fossil groups Groups at intermediate redshifts Evolution of the fraction of red galaxies in groups/clusters

969 views • 96 slides

Properties of Fossil groups C. Mendes de Oliveira, IAG/U.Sao Paulo, Brazil

543 views • 38 slides

P h o t o z z=0.8 z=0.6 z=0.4 z=0.2 I AB <25 1.4Mio galaxies X-ray contours

P h o t o z z=0.8 z=0.6 z=0.4 z=0.2 I AB <25 1.4Mio galaxies X-ray contours. X-ray galaxy groups in zCOSMOS. Alexis Finoguenov MPE/UMBC +zCOSMOS team. X-ray+red sequence: 278 Xray+spectroscopy: 195 z<0.8 152/175 91% 0.8<z<1 37/50 74% z>1 6/53 11%. N(z)=>2.

334 views • 17 slides